About: http://webisa.webdatacommons.org/231614256

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Other cruise lines including Princess Cruises, Holland America, Carnival, Royal Caribbean, Celebrity and Norwegian Cruise Line have also implemented environmental measures over the past year.
http://www.w3.org/ns/prov#wasQuotedFrom	environmentalleader.com